Peter Hawkins: Britain Year List 2021 BOU, All records: Top Blockers Record(s) 1 to 125 of 125 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Canada Goose Branta canadensis 460 98.08 2 Barnacle Goose Branta leucopsis 322 68.66 3 Greylag Goose Anser anser 449 95.74 4 Mute Swan Cygnus olor 461 98.29 5 Egyptian Goose Alopochen aegyptiaca 370 78.89 6 Shelduck Tadorna tadorna 441 94.03 7 Shoveler Spatula clypeata 444 94.67 8 Gadwall Mareca strepera 442 94.24 9 Wigeon Mareca penelope 442 94.24 10 Mallard Anas platyrhynchos 461 98.29 11 Pintail Anas acuta 390 83.16 12 Teal Anas crecca 445 94.88 13 Pochard Aythya ferina 426 90.83 14 Tufted Duck Aythya fuligula 457 97.44 15 Goldeneye Bucephala clangula 383 81.66 16 Pheasant Phasianus colchicus 454 96.80 17 Red-legged Partridge Alectoris rufa 400 85.29 18 Swift Apus apus 430 91.68 19 Stock Dove Columba oenas 416 88.70 20 Woodpigeon Columba palumbus 463 98.72 21 Collared Dove Streptopelia decaocto 453 96.59 22 Moorhen Gallinula chloropus 458 97.65 23 Coot Fulica atra 456 97.23 24 Little Grebe Tachybaptus ruficollis 443 94.46 25 Great Crested Grebe Podiceps cristatus 447 95.31 26 Oystercatcher Haematopus ostralegus 448 95.52 27 Avocet Recurvirostra avosetta 394 84.01 28 Grey Plover Pluvialis squatarola 343 73.13 29 Golden Plover Pluvialis apricaria 389 82.94 30 Ringed Plover Charadrius hiaticula 399 85.07 31 Lapwing Vanellus vanellus 453 96.59 32 Eurasian Whimbrel Numenius phaeopus 349 74.41 33 Curlew Numenius arquata 436 92.96 34 Black-tailed Godwit Limosa limosa 411 87.63 35 Common Sandpiper Actitis hypoleucos 397 84.65 36 Redshank Tringa totanus 434 92.54 37 Greenshank Tringa nebularia 382 81.45 38 Turnstone Arenaria interpres 411 87.63 39 Curlew Sandpiper Calidris ferruginea 259 55.22 40 Sanderling Calidris alba 369 78.68 41 Dunlin Calidris alpina 418 89.13 42 Little Stint Calidris minuta 290 61.83 43 Common Tern Sterna hirundo 407 86.78 44 Black-headed Gull Chroicocephalus ridibundus 460 98.08 45 Common Gull Larus canus 418 89.13 46 Herring Gull Larus argentatus 457 97.44 47 Great Black-backed Gull Larus marinus 433 92.32 48 Lesser Black-backed Gull Larus fuscus 448 95.52 49 Fulmar Fulmarus glacialis 389 82.94 50 Gannet Morus bassanus 405 86.35 51 Cormorant Phalacrocorax carbo 457 97.44 52 Shag Gulosus aristotelis 370 78.89 53 Little Egret Egretta garzetta 444 94.67 54 Cattle Egret Bubulcus ibis 300 63.97 55 Great White Egret Ardea alba 387 82.52 56 Grey Heron Ardea cinerea 454 96.80 57 Sparrowhawk Accipiter nisus 443 94.46 58 Red Kite Milvus milvus 434 92.54 59 Buzzard Buteo buteo 457 97.44 60 Barn Owl Tyto alba 371 79.10 61 Tawny Owl Strix aluco 364 77.61 62 Kingfisher Alcedo atthis 410 87.42 63 Great Spotted Woodpecker Dendrocopos major 443 94.46 64 Green Woodpecker Picus viridis 395 84.22 65 Kestrel Falco tinnunculus 453 96.59 66 Peregrine Falco peregrinus 421 89.77 67 Jay Garrulus glandarius 447 95.31 68 Magpie Pica pica 460 98.08 69 Chough Pyrrhocorax pyrrhocorax 194 41.36 70 Jackdaw Coloeus monedula 459 97.87 71 Rook Corvus frugilegus 453 96.59 72 Carrion Crow Corvus corone 460 98.08 73 Raven Corvus corax 415 88.49 74 Coal Tit Periparus ater 446 95.10 75 Marsh Tit Poecile palustris 318 67.80 76 Blue Tit Cyanistes caeruleus 463 98.72 77 Great Tit Parus major 461 98.29 78 Penduline Tit Remiz pendulinus 25 5.33 79 Skylark Alauda arvensis 440 93.82 80 Sand Martin Riparia riparia 426 90.83 81 Swallow Hirundo rustica 437 93.18 82 House Martin Delichon urbicum 432 92.11 83 Cetti's Warbler Cettia cetti 387 82.52 84 Long-tailed Tit Aegithalos caudatus 453 96.59 85 Willow Warbler Phylloscopus trochilus 415 88.49 86 Chiffchaff Phylloscopus collybita 441 94.03 87 Sedge Warbler Acrocephalus schoenobaenus 413 88.06 88 Reed Warbler Acrocephalus scirpaceus 399 85.07 89 Blackcap Sylvia atricapilla 437 93.18 90 Lesser Whitethroat Curruca curruca 332 70.79 91 Whitethroat Curruca communis 421 89.77 92 Goldcrest Regulus regulus 427 91.04 93 Wren Troglodytes troglodytes 458 97.65 94 Nuthatch Sitta europaea 431 91.90 95 Treecreeper Certhia familiaris 420 89.55 96 Starling Sturnus vulgaris 458 97.65 97 Song Thrush Turdus philomelos 454 96.80 98 Mistle Thrush Turdus viscivorus 437 93.18 99 Redwing Turdus iliacus 443 94.46 100 Blackbird Turdus merula 462 98.51 101 Fieldfare Turdus pilaris 422 89.98 102 Ring Ouzel Turdus torquatus 261 55.65 103 Spotted Flycatcher Muscicapa striata 330 70.36 104 Robin Erithacus rubecula 462 98.51 105 Nightingale Luscinia megarhynchos 158 33.69 106 Black Redstart Phoenicurus ochruros 230 49.04 107 Redstart Phoenicurus phoenicurus 335 71.43 108 Whinchat Saxicola rubetra 302 64.39 109 Stonechat Saxicola rubicola 432 92.11 110 Wheatear Oenanthe oenanthe 409 87.21 111 House Sparrow Passer domesticus 458 97.65 112 Dunnock Prunella modularis 462 98.51 113 Yellow Wagtail Motacilla flava 368 78.46 114 Grey Wagtail Motacilla cinerea 440 93.82 115 Pied Wagtail Motacilla alba 460 98.08 116 Meadow Pipit Anthus pratensis 434 92.54 117 Rock Pipit Anthus petrosus 372 79.32 118 Chaffinch Fringilla coelebs 457 97.44 119 Bullfinch Pyrrhula pyrrhula 429 91.47 120 Greenfinch Chloris chloris 453 96.59 121 Linnet Linaria cannabina 437 93.18 122 Common Crossbill Loxia curvirostra 263 56.08 123 Goldfinch Carduelis carduelis 454 96.80 124 Yellowhammer Emberiza citrinella 407 86.78 125 Reed Bunting Emberiza schoeniclus 439 93.60